multiple sclerosis

noun

Synonyms of multiple sclerosisnext
: a demyelinating disease marked by patches of hardened tissue in the brain or the spinal cord and associated especially with partial or complete paralysis and jerking muscle tremor

Examples of multiple sclerosis in a Sentence

Recent Examples on the Web
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Harvard Health reports the associations may stretch well beyond the gut, from autoimmune diseases like lupus, type 1 diabetes and multiple sclerosis to chronic fatigue, fibromyalgia, arthritis, allergies, asthma, acne, obesity and even mental illness. Ryan Brennan, Sacbee.com, 18 June 2026 Sigler was diagnosed with multiple sclerosis (MS) at age 20. Sophie Dodd, PEOPLE, 10 June 2026 Our team tested this theory by giving rhesus macaque monkeys infected with SIV – a version of HIV that infects nonhuman primates – a multiple sclerosis drug that targets integrins. Smita S. Iyer, The Conversation, 8 June 2026 Disney executive Naomi Bulochnikov-Paul opened up Friday night about her extraordinary journey of coming to grips with multiple sclerosis as she was honored Friday at the annual Race to Erase MS gala. Cynthia Littleton, Variety, 7 June 2026 See All Example Sentences for multiple sclerosis

Word History

First Known Use

1885, in the meaning defined above

Time Traveler
The first known use of multiple sclerosis was in 1885

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Cite this Entry

“Multiple sclerosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/multiple%20sclerosis. Accessed 23 Jun. 2026.

Kids Definition

multiple sclerosis

noun
: a disease marked by patches of hardened tissue in the brain or spinal cord resulting in symptoms (as weakness or paralysis in the arms or legs or loss of balance and muscle coordination) that usually come and go

Medical Definition

multiple sclerosis

noun
: a demyelinating disease marked by patches of hardened tissue in the brain or the spinal cord and associated especially with partial or complete paralysis and jerking muscle tremor
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